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Chemistry

Chemistry
The gas used for artificial ripening of green fruit is

ethane
ethylene
acetylene
carbon dioxide

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Chemistry
An example of replenishable energy source is–

Biomass
Lignite
Petroleum
Coal

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Chemistry
Bleaching powder is prepared by passing :

Chlorine over quick lirne
Chlorine over slaked lime
Carbon dioxide over slaked lime
Oxygen over slaked lime

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Chemistry
Which gas is used for converting vegetable oils into saturated fats ?

Cl2
H2
O2
SO2

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Chemistry
Non-stick kitchenwares are coated with

Teflon
Graphite
PVC
Silicon

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Chemistry
Which of the following is an iron ore ?

Lignite
Magnetite
Nitrite
Bauxite

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MORE MCQ ON Chemistry

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